ホーム › Storage.FileSystem › SetFileTime
SetFileTime
関数ファイルの作成・アクセス・更新時刻を設定する。
シグネチャ
// KERNEL32.dll
#include <windows.h>
BOOL SetFileTime(
HANDLE hFile,
const FILETIME* lpCreationTime, // optional
const FILETIME* lpLastAccessTime, // optional
const FILETIME* lpLastWriteTime // optional
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| hFile | HANDLE | in |
| lpCreationTime | FILETIME* | inoptional |
| lpLastAccessTime | FILETIME* | inoptional |
| lpLastWriteTime | FILETIME* | inoptional |
戻り値の型: BOOL
各言語での呼び出し定義
// KERNEL32.dll
#include <windows.h>
BOOL SetFileTime(
HANDLE hFile,
const FILETIME* lpCreationTime, // optional
const FILETIME* lpLastAccessTime, // optional
const FILETIME* lpLastWriteTime // optional
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool SetFileTime(
IntPtr hFile, // HANDLE
IntPtr lpCreationTime, // FILETIME* optional
IntPtr lpLastAccessTime, // FILETIME* optional
IntPtr lpLastWriteTime // FILETIME* optional
);<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetFileTime(
hFile As IntPtr, ' HANDLE
lpCreationTime As IntPtr, ' FILETIME* optional
lpLastAccessTime As IntPtr, ' FILETIME* optional
lpLastWriteTime As IntPtr ' FILETIME* optional
) As Boolean
End Function' hFile : HANDLE
' lpCreationTime : FILETIME* optional
' lpLastAccessTime : FILETIME* optional
' lpLastWriteTime : FILETIME* optional
Declare PtrSafe Function SetFileTime Lib "kernel32" ( _
ByVal hFile As LongPtr, _
ByVal lpCreationTime As LongPtr, _
ByVal lpLastAccessTime As LongPtr, _
ByVal lpLastWriteTime As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
SetFileTime = ctypes.windll.kernel32.SetFileTime
SetFileTime.restype = wintypes.BOOL
SetFileTime.argtypes = [
wintypes.HANDLE, # hFile : HANDLE
ctypes.c_void_p, # lpCreationTime : FILETIME* optional
ctypes.c_void_p, # lpLastAccessTime : FILETIME* optional
ctypes.c_void_p, # lpLastWriteTime : FILETIME* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('KERNEL32.dll')
SetFileTime = Fiddle::Function.new(
lib['SetFileTime'],
[
Fiddle::TYPE_VOIDP, # hFile : HANDLE
Fiddle::TYPE_VOIDP, # lpCreationTime : FILETIME* optional
Fiddle::TYPE_VOIDP, # lpLastAccessTime : FILETIME* optional
Fiddle::TYPE_VOIDP, # lpLastWriteTime : FILETIME* optional
],
Fiddle::TYPE_INT)#[link(name = "kernel32")]
extern "system" {
fn SetFileTime(
hFile: *mut core::ffi::c_void, // HANDLE
lpCreationTime: *const FILETIME, // FILETIME* optional
lpLastAccessTime: *const FILETIME, // FILETIME* optional
lpLastWriteTime: *const FILETIME // FILETIME* optional
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern bool SetFileTime(IntPtr hFile, IntPtr lpCreationTime, IntPtr lpLastAccessTime, IntPtr lpLastWriteTime);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_SetFileTime' -Namespace Win32 -PassThru
# $api::SetFileTime(hFile, lpCreationTime, lpLastAccessTime, lpLastWriteTime)#uselib "KERNEL32.dll"
#func global SetFileTime "SetFileTime" sptr, sptr, sptr, sptr
; SetFileTime hFile, varptr(lpCreationTime), varptr(lpLastAccessTime), varptr(lpLastWriteTime) ; 戻り値は stat
; hFile : HANDLE -> "sptr"
; lpCreationTime : FILETIME* optional -> "sptr"
; lpLastAccessTime : FILETIME* optional -> "sptr"
; lpLastWriteTime : FILETIME* optional -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。出力引数:
#uselib "KERNEL32.dll" #cfunc global SetFileTime "SetFileTime" sptr, var, var, var ; res = SetFileTime(hFile, lpCreationTime, lpLastAccessTime, lpLastWriteTime) ; hFile : HANDLE -> "sptr" ; lpCreationTime : FILETIME* optional -> "var" ; lpLastAccessTime : FILETIME* optional -> "var" ; lpLastWriteTime : FILETIME* optional -> "var" ; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。#uselib "KERNEL32.dll" #cfunc global SetFileTime "SetFileTime" sptr, sptr, sptr, sptr ; res = SetFileTime(hFile, varptr(lpCreationTime), varptr(lpLastAccessTime), varptr(lpLastWriteTime)) ; hFile : HANDLE -> "sptr" ; lpCreationTime : FILETIME* optional -> "sptr" ; lpLastAccessTime : FILETIME* optional -> "sptr" ; lpLastWriteTime : FILETIME* optional -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; BOOL SetFileTime(HANDLE hFile, FILETIME* lpCreationTime, FILETIME* lpLastAccessTime, FILETIME* lpLastWriteTime) #uselib "KERNEL32.dll" #cfunc global SetFileTime "SetFileTime" intptr, var, var, var ; res = SetFileTime(hFile, lpCreationTime, lpLastAccessTime, lpLastWriteTime) ; hFile : HANDLE -> "intptr" ; lpCreationTime : FILETIME* optional -> "var" ; lpLastAccessTime : FILETIME* optional -> "var" ; lpLastWriteTime : FILETIME* optional -> "var" ; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。; BOOL SetFileTime(HANDLE hFile, FILETIME* lpCreationTime, FILETIME* lpLastAccessTime, FILETIME* lpLastWriteTime) #uselib "KERNEL32.dll" #cfunc global SetFileTime "SetFileTime" intptr, intptr, intptr, intptr ; res = SetFileTime(hFile, varptr(lpCreationTime), varptr(lpLastAccessTime), varptr(lpLastWriteTime)) ; hFile : HANDLE -> "intptr" ; lpCreationTime : FILETIME* optional -> "intptr" ; lpLastAccessTime : FILETIME* optional -> "intptr" ; lpLastWriteTime : FILETIME* optional -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
procSetFileTime = kernel32.NewProc("SetFileTime")
)
// hFile (HANDLE), lpCreationTime (FILETIME* optional), lpLastAccessTime (FILETIME* optional), lpLastWriteTime (FILETIME* optional)
r1, _, err := procSetFileTime.Call(
uintptr(hFile),
uintptr(lpCreationTime),
uintptr(lpLastAccessTime),
uintptr(lpLastWriteTime),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction SetFileTime(
hFile: THandle; // HANDLE
lpCreationTime: Pointer; // FILETIME* optional
lpLastAccessTime: Pointer; // FILETIME* optional
lpLastWriteTime: Pointer // FILETIME* optional
): BOOL; stdcall;
external 'KERNEL32.dll' name 'SetFileTime';result := DllCall("KERNEL32\SetFileTime"
, "Ptr", hFile ; HANDLE
, "Ptr", lpCreationTime ; FILETIME* optional
, "Ptr", lpLastAccessTime ; FILETIME* optional
, "Ptr", lpLastWriteTime ; FILETIME* optional
, "Int") ; return: BOOL●SetFileTime(hFile, lpCreationTime, lpLastAccessTime, lpLastWriteTime) = DLL("KERNEL32.dll", "bool SetFileTime(void*, void*, void*, void*)")
# 呼び出し: SetFileTime(hFile, lpCreationTime, lpLastAccessTime, lpLastWriteTime)
# hFile : HANDLE -> "void*"
# lpCreationTime : FILETIME* optional -> "void*"
# lpLastAccessTime : FILETIME* optional -> "void*"
# lpLastWriteTime : FILETIME* optional -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。